How to suppress higher order frequencies in Coaxial fed patch antenna

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Prediction and quantification of water content ?

Hi all. Is it possible to correlate multiple parameters like fruit weight, color, length and diameter, its ratio with water content in coconut ?. Need some guidance on some non destructive methods...

23 July 2024 9,421 3 View

Is Graphene oxide form?

we got many peaks, actually graphene oxide have the first peak in 10.06 (2Theta), is that GO formed? or if not what is the reason?

11 February 2023 2,222 4 View

Dimensions of radiation box in HFSS?

I am designing a patch antenna using coax feed in HFSS. I read in posts that dimensions of radiation box should be more than lambda/4 from the edges of the radiating structure. So I did like that...

17 January 2023 9,053 7 View

What impact does the solution frequency has in HFSS?

I am designing a patch antenna with coax feed for 3GHz frequency. While assigning radiation box the height of the box needed to be assigned I found it should be above lambda/4 which was around...

06 January 2023 541 4 View

How to add an Infinite ground plane in CST?

My professor asked me to replace normal ground plane with infinite ground palne and compare between them for a patch antenna. I don't know how to add a infinite ground plane in CST can somebody...

21 December 2022 6,840 3 View

Can Acetone used as cooling medium in ball milling operation for the preparation of graphite nano powder? Will acetone react with my sample?

I want to reduce the size of the graphite charcoal from micro size to nano size for that, I decided to use the ball milling equipment. Because of sample is powder, they need a cooling medium for...

19 October 2022 7,696 6 View

How can we provide more security in legalised peer-to-peer informative torrenting?

Consider torrents is used to share packets to user in demand. How can we safeguard this process without involving unnecessary monitoring by ISP's?

26 July 2022 1,951 3 View

What curing agent can I use to mix with the base elastomer to prepare PDMS sheets?

Actually I have PDMS, it clear and highly viscous in nature, so what can I mix with it to mould them to sheets of 0.5mm thickness. Please also let me know the method that I can use for curing.

10 May 2022 9,600 3 View

How to cure Silicone (alkoxy-siloxane) resin?

I'm using silicone resin for paint formulation (zirconia as a filler material) and It doesn't cure at atmosphere and elevated temperature also. And I tried titanium 4 isopropoxide, it dried but...

24 January 2022 5,484 3 View

How to use potassium silicate or sodium silicate in powder form for geopolymer concrete ? Which article or research paper to study for mix design?

Geopolymer concrete research by using Na2sio3 or k2sio3 powder

01 January 2022 6,330 3 View

What should I upgrade in my computer to speed up simulation in CST?

I want to reduce simulation time in CST for frequency domain solver by upgrading my computer. I already have discrete GPU but it doesn't seem to make any difference at all compared to integreted...

10 July 2024 2,789 4 View

What is Differential-Fed in microstrip patch ant? How it is design in CST studio? What is process and procedure to do Differential-Fed in CST studio?

What is Differential-Fed in microstrip patch antenna ? How it is design in CST studio? What is simulation process and procedure to do Differential-Fed in CST studio ?

08 July 2024 7,464 1 View

How to know the TM/TE modes in antenna design in CST studio?

How to know the TM/TE modes in antenna design in CST studio? Example: TM01 ,TM02 ,TM10, TM12, TM30 like this... how can identify the antenna is operate the above said mode? can any one explain...

08 July 2024 6,609 2 View

How to simulate FSS with patch antenna in HFSS ?

I want to simulate square loop fss with antenna so that it can work as a filter . how to simulate it in HFSS

29 June 2024 4,840 1 View

Do you have any suggestions to illustrate the antenna design effectively except for CST, HFSS, FEKO, and Matlab?

24 June 2024 3,381 3 View

How do I quantify cDNA of single cell patch-clamp essay?

We want to do qPCR from single cells extracted from patch-clamp recordings. As the RNA content of each cell will be very small and to prevent further degradation, i will not quantify it, instead...

11 June 2024 7,116 0 View

Our -20 Freezer thawed unexpectedly, can freeze-thaw of K-glu internal solution cause issues obtaining Gigaohm seals?

We are an electrophysiology lab out of Milwaukee. Recently, due to ice buildup, a small crack in the door of our -20 freezer resulted in all of the freezers contents reaching room temperature...

06 June 2024 2,234 1 View

Can I carbogenate and freeze sucrose-based ACSF a day or even a few days before an experiment?

I'm studying hippocampal pyramidal and granule cells in coronal mouse brain slices using patch-clamp. I use mixed NaCl/sucrose ACSF for cutting (ice-cold) and recovery (30 min at 35-37 °C), 0.5...

30 May 2024 3,472 1 View

What is going wrong with my IP solution for the patch-clamp?

Hello. I moved to a new lab. My IP solution, which I used at previous labs, stopped working. I can not hold a cell for more than 5-7 minutes, then leak current increases dramatically and I lose...

29 May 2024 2,291 4 View

Does storing brain slices in sucrose-based ACSF vs. normal ACSF affect slice quality?

I've recently started to patch dentate gyrus granule cells in coronal mouse brain slices (300 μm). I'm using mixed NaCl/sucrose ACSF for cutting (ice-cold) and recovery (30 min at 35-37°C) and...

27 May 2024 3,688 1 View